The greatest waste โฆ is failure to use the abilities of peopleโฆto learn about their frustrations and about the contributions that they are eager to make.
W. Edwards DemingForemost is the principle that the purpose of consumer research is to understand the customer's needs and wishes, and thus design product and service that will provide better living for him in the future. A second principle is that no one can guess the future loss of business from a dissatisfied customer.
W. Edwards Deming